/*
 *  Copyright (c) 2010 - 2011 Espressif System
 *  Modified by David Ogilvy (MetalPhreak)
 *  Based on original file included in SDK 1.0.0
 *
 *  Missing defines from previous SDK versions have
 *  been added and are noted with comments. The
 *  names of these defines are likely to change.
 */

#ifndef CS_FW_PLATFORMS_ESP8266_SRC_ESP_SPI_REGISTER_H_
#define CS_FW_PLATFORMS_ESP8266_SRC_ESP_SPI_REGISTER_H_

#define REG_SPI_BASE(i) (0x60000200 - i * 0x100)

#define SPI_CMD(i) (REG_SPI_BASE(i) + 0x0)
#define SPI_FLASH_READ (BIT(31)) /* From previous SDK */
#define SPI_FLASH_WREN (BIT(30)) /* From previous SDK */
#define SPI_FLASH_WRDI (BIT(29)) /* From previous SDK */
#define SPI_FLASH_RDID (BIT(28)) /* From previous SDK */
#define SPI_FLASH_RDSR (BIT(27)) /* From previous SDK */
#define SPI_FLASH_WRSR (BIT(26)) /* From previous SDK */
#define SPI_FLASH_PP (BIT(25))   /* From previous SDK */
#define SPI_FLASH_SE (BIT(24))   /* From previous SDK */
#define SPI_FLASH_BE (BIT(23))   /* From previous SDK */
#define SPI_FLASH_CE (BIT(22))   /* From previous SDK */
#define SPI_FLASH_DP (BIT(21))   /* From previous SDK */
#define SPI_FLASH_RES (BIT(20))  /* From previous SDK */
#define SPI_FLASH_HPM (BIT(19))  /* From previous SDK */
#define SPI_USR (BIT(18))

#define SPI_ADDR(i) (REG_SPI_BASE(i) + 0x4)

#define SPI_CTRL(i) (REG_SPI_BASE(i) + 0x8)
#define SPI_WR_BIT_ORDER (BIT(26))
#define SPI_RD_BIT_ORDER (BIT(25))
#define SPI_QIO_MODE (BIT(24))
#define SPI_DIO_MODE (BIT(23))
#define SPI_TWO_BYTE_STATUS_EN (BIT(22)) /* From previous SDK */
#define SPI_WP_REG (BIT(21))             /* From previous SDK */
#define SPI_QOUT_MODE (BIT(20))
#define SPI_SHARE_BUS (BIT(19))  /* From previous SDK */
#define SPI_HOLD_MODE (BIT(18))  /* From previous SDK */
#define SPI_ENABLE_AHB (BIT(17)) /* From previous SDK */
#define SPI_SST_AAI (BIT(16))    /* From previous SDK */
#define SPI_RESANDRES (BIT(15))  /* From previous SDK */
#define SPI_DOUT_MODE (BIT(14))
#define SPI_FASTRD_MODE (BIT(13))

#define SPI_CTRL1(i) (REG_SPI_BASE(i) + 0xC) /* From previous SDK */
#define SPI_CS_HOLD_DELAY 0x0000000F         /* Espressif BBS */
#define SPI_CS_HOLD_DELAY_S 28               /* Espressif BBS */
#define SPI_CS_HOLD_DELAY_RES 0x00000FFF     /* Espressif BBS */
#define SPI_CS_HOLD_DELAY_RES_S 16           /* Espressif BBS */
#define SPI_BUS_TIMER_LIMIT 0x0000FFFF       /* From previous SDK */
#define SPI_BUS_TIMER_LIMIT_S 0              /* From previous SDK */

#define SPI_RD_STATUS(i) (REG_SPI_BASE(i) + 0x10)
#define SPI_STATUS_EXT 0x000000FF           /* From previous SDK */
#define SPI_STATUS_EXT_S 24                 /* From previous SDK */
#define SPI_WB_MODE 0x000000FF              /* From previous SDK */
#define SPI_WB_MODE_S 16                    /* From previous SDK */
#define SPI_FLASH_STATUS_PRO_FLAG (BIT(7))  /* From previous SDK */
#define SPI_FLASH_TOP_BOT_PRO_FLAG (BIT(5)) /* From previous SDK */
#define SPI_FLASH_BP2 (BIT(4))              /* From previous SDK */
#define SPI_FLASH_BP1 (BIT(3))              /* From previous SDK */
#define SPI_FLASH_BP0 (BIT(2))              /* From previous SDK */
#define SPI_FLASH_WRENABLE_FLAG (BIT(1))    /* From previous SDK */
#define SPI_FLASH_BUSY_FLAG (BIT(0))        /* From previous SDK */

#define SPI_CTRL2(i) (REG_SPI_BASE(i) + 0x14)
#define SPI_CS_DELAY_NUM 0x0000000F
#define SPI_CS_DELAY_NUM_S 28
#define SPI_CS_DELAY_MODE 0x00000003
#define SPI_CS_DELAY_MODE_S 26
#define SPI_MOSI_DELAY_NUM 0x00000007
#define SPI_MOSI_DELAY_NUM_S 23
/*
 * mode 0 : posedge; data set at positive edge of clk
 * mode 1 : negedge + 1 cycle delay, only if freq<10MHz ; data set at negitive
 * edge of clk
 * mode 2 : Do not use this mode.
 */
#define SPI_MOSI_DELAY_MODE 0x00000003
#define SPI_MOSI_DELAY_MODE_S 21
#define SPI_MISO_DELAY_NUM 0x00000007
#define SPI_MISO_DELAY_NUM_S 18
#define SPI_MISO_DELAY_MODE 0x00000003
#define SPI_MISO_DELAY_MODE_S 16
#define SPI_CK_OUT_HIGH_MODE 0x0000000F
#define SPI_CK_OUT_HIGH_MODE_S 12
#define SPI_CK_OUT_LOW_MODE 0x0000000F
#define SPI_CK_OUT_LOW_MODE_S 8
#define SPI_HOLD_TIME 0x0000000F
#define SPI_HOLD_TIME_S 4
#define SPI_SETUP_TIME 0x0000000F
#define SPI_SETUP_TIME_S 0

#define SPI_CLOCK(i) (REG_SPI_BASE(i) + 0x18)
#define SPI_CLK_EQU_SYSCLK (BIT(31))
#define SPI_CLKDIV_PRE 0x00001FFF
#define SPI_CLKDIV_PRE_S 18
#define SPI_CLKCNT_N 0x0000003F
#define SPI_CLKCNT_N_S 12
#define SPI_CLKCNT_H 0x0000003F
#define SPI_CLKCNT_H_S 6
#define SPI_CLKCNT_L 0x0000003F
#define SPI_CLKCNT_L_S 0

#define SPI_USER(i) (REG_SPI_BASE(i) + 0x1C)
#define SPI_USR_COMMAND (BIT(31))
#define SPI_USR_ADDR (BIT(30))
#define SPI_USR_DUMMY (BIT(29))
#define SPI_USR_MISO (BIT(28))
#define SPI_USR_MOSI (BIT(27))
#define SPI_USR_DUMMY_IDLE (BIT(26)) /* From previous SDK */
#define SPI_USR_MOSI_HIGHPART (BIT(25))
#define SPI_USR_MISO_HIGHPART (BIT(24))
#define SPI_USR_PREP_HOLD (BIT(23))  /* From previous SDK */
#define SPI_USR_CMD_HOLD (BIT(22))   /* From previous SDK */
#define SPI_USR_ADDR_HOLD (BIT(21))  /* From previous SDK */
#define SPI_USR_DUMMY_HOLD (BIT(20)) /* From previous SDK */
#define SPI_USR_DIN_HOLD (BIT(19))   /* From previous SDK */
#define SPI_USR_DOUT_HOLD (BIT(18))  /* From previous SDK */
#define SPI_USR_HOLD_POL (BIT(17))   /* From previous SDK */
#define SPI_SIO (BIT(16))
#define SPI_FWRITE_QIO (BIT(15))
#define SPI_FWRITE_DIO (BIT(14))
#define SPI_FWRITE_QUAD (BIT(13))
#define SPI_FWRITE_DUAL (BIT(12))
#define SPI_WR_BYTE_ORDER (BIT(11))
#define SPI_RD_BYTE_ORDER (BIT(10))
#define SPI_AHB_ENDIAN_MODE 0x00000003 /* From previous SDK */
#define SPI_AHB_ENDIAN_MODE_S 8        /* From previous SDK */
#define SPI_CK_OUT_EDGE (BIT(7))
#define SPI_CK_I_EDGE (BIT(6))
#define SPI_CS_SETUP (BIT(5))
#define SPI_CS_HOLD (BIT(4))
#define SPI_AHB_USR_COMMAND (BIT(3)) /* From previous SDK */
#define SPI_FLASH_MODE (BIT(2))
#define SPI_AHB_USR_COMMAND_4BYTE (BIT(1)) /* From previous SDK */
#define SPI_DOUTDIN (BIT(0))               /* From previous SDK */

#define SPI_USER1(i) (REG_SPI_BASE(i) + 0x20)
#define SPI_USR_ADDR_BITLEN 0x0000003F
#define SPI_USR_ADDR_BITLEN_S 26
#define SPI_USR_MOSI_BITLEN 0x000001FF
#define SPI_USR_MOSI_BITLEN_S 17
#define SPI_USR_MISO_BITLEN 0x000001FF
#define SPI_USR_MISO_BITLEN_S 8
#define SPI_USR_DUMMY_CYCLELEN 0x000000FF
#define SPI_USR_DUMMY_CYCLELEN_S 0

#define SPI_USER2(i) (REG_SPI_BASE(i) + 0x24)
#define SPI_USR_COMMAND_BITLEN 0x0000000F
#define SPI_USR_COMMAND_BITLEN_S 28
#define SPI_USR_COMMAND_VALUE 0x0000FFFF
#define SPI_USR_COMMAND_VALUE_S 0

#define SPI_WR_STATUS(i) (REG_SPI_BASE(i) + 0x28)

#define SPI_PIN(i) (REG_SPI_BASE(i) + 0x2C)
#define SPI_CS2_DIS (BIT(2))
#define SPI_CS1_DIS (BIT(1))
#define SPI_CS0_DIS (BIT(0))

#define SPI_SLAVE(i) (REG_SPI_BASE(i) + 0x30)
#define SPI_SYNC_RESET (BIT(31))
#define SPI_SLAVE_MODE (BIT(30))
#define SPI_SLV_WR_RD_BUF_EN (BIT(29))
#define SPI_SLV_WR_RD_STA_EN (BIT(28))
#define SPI_SLV_CMD_DEFINE (BIT(27))
#define SPI_TRANS_CNT 0x0000000F
#define SPI_TRANS_CNT_S 23
#define SPI_SLV_LAST_STATE 0x00000007   /* From previous SDK */
#define SPI_SLV_LAST_STATE_S 20         /* From previous SDK */
#define SPI_SLV_LAST_COMMAND 0x00000007 /* From previous SDK */
#define SPI_SLV_LAST_COMMAND_S 17       /* From previous SDK */
#define SPI_CS_I_MODE 0x00000003        /* From previous SDK */
#define SPI_CS_I_MODE_S 10              /* From previous SDK */
#define SPI_TRANS_DONE_EN (BIT(9))
#define SPI_SLV_WR_STA_DONE_EN (BIT(8))
#define SPI_SLV_RD_STA_DONE_EN (BIT(7))
#define SPI_SLV_WR_BUF_DONE_EN (BIT(6))
#define SPI_SLV_RD_BUF_DONE_EN (BIT(5))
#define SLV_SPI_INT_EN 0x0000001f
#define SLV_SPI_INT_EN_S 5
#define SPI_TRANS_DONE (BIT(4))
#define SPI_SLV_WR_STA_DONE (BIT(3))
#define SPI_SLV_RD_STA_DONE (BIT(2))
#define SPI_SLV_WR_BUF_DONE (BIT(1))
#define SPI_SLV_RD_BUF_DONE (BIT(0))

#define SPI_SLAVE1(i) (REG_SPI_BASE(i) + 0x34)
#define SPI_SLV_STATUS_BITLEN 0x0000001F
#define SPI_SLV_STATUS_BITLEN_S 27
#define SPI_SLV_STATUS_FAST_EN (BIT(26))  /* From previous SDK */
#define SPI_SLV_STATUS_READBACK (BIT(25)) /* From previous SDK */
#define SPI_SLV_BUF_BITLEN 0x000001FF
#define SPI_SLV_BUF_BITLEN_S 16
#define SPI_SLV_RD_ADDR_BITLEN 0x0000003F
#define SPI_SLV_RD_ADDR_BITLEN_S 10
#define SPI_SLV_WR_ADDR_BITLEN 0x0000003F
#define SPI_SLV_WR_ADDR_BITLEN_S 4
#define SPI_SLV_WRSTA_DUMMY_EN (BIT(3))
#define SPI_SLV_RDSTA_DUMMY_EN (BIT(2))
#define SPI_SLV_WRBUF_DUMMY_EN (BIT(1))
#define SPI_SLV_RDBUF_DUMMY_EN (BIT(0))

#define SPI_SLAVE2(i) (REG_SPI_BASE(i) + 0x38)
#define SPI_SLV_WRBUF_DUMMY_CYCLELEN 0X000000FF
#define SPI_SLV_WRBUF_DUMMY_CYCLELEN_S 24
#define SPI_SLV_RDBUF_DUMMY_CYCLELEN 0X000000FF
#define SPI_SLV_RDBUF_DUMMY_CYCLELEN_S 16
#define SPI_SLV_WRSTR_DUMMY_CYCLELEN 0X000000FF
#define SPI_SLV_WRSTR_DUMMY_CYCLELEN_S 8
#define SPI_SLV_RDSTR_DUMMY_CYCLELEN 0x000000FF
#define SPI_SLV_RDSTR_DUMMY_CYCLELEN_S 0

#define SPI_SLAVE3(i) (REG_SPI_BASE(i) + 0x3C)
#define SPI_SLV_WRSTA_CMD_VALUE 0x000000FF
#define SPI_SLV_WRSTA_CMD_VALUE_S 24
#define SPI_SLV_RDSTA_CMD_VALUE 0x000000FF
#define SPI_SLV_RDSTA_CMD_VALUE_S 16
#define SPI_SLV_WRBUF_CMD_VALUE 0x000000FF
#define SPI_SLV_WRBUF_CMD_VALUE_S 8
#define SPI_SLV_RDBUF_CMD_VALUE 0x000000FF
#define SPI_SLV_RDBUF_CMD_VALUE_S 0

#define SPI_W0(i) (REG_SPI_BASE(i) + 0x40)
#define SPI_W1(i) (REG_SPI_BASE(i) + 0x44)
#define SPI_W2(i) (REG_SPI_BASE(i) + 0x48)
#define SPI_W3(i) (REG_SPI_BASE(i) + 0x4C)
#define SPI_W4(i) (REG_SPI_BASE(i) + 0x50)
#define SPI_W5(i) (REG_SPI_BASE(i) + 0x54)
#define SPI_W6(i) (REG_SPI_BASE(i) + 0x58)
#define SPI_W7(i) (REG_SPI_BASE(i) + 0x5C)
#define SPI_W8(i) (REG_SPI_BASE(i) + 0x60)
#define SPI_W9(i) (REG_SPI_BASE(i) + 0x64)
#define SPI_W10(i) (REG_SPI_BASE(i) + 0x68)
#define SPI_W11(i) (REG_SPI_BASE(i) + 0x6C)
#define SPI_W12(i) (REG_SPI_BASE(i) + 0x70)
#define SPI_W13(i) (REG_SPI_BASE(i) + 0x74)
#define SPI_W14(i) (REG_SPI_BASE(i) + 0x78)
#define SPI_W15(i) (REG_SPI_BASE(i) + 0x7C).

#define SPI_EXT0(i) (REG_SPI_BASE(i) + 0xF0) /* From previous SDK */.
#define SPI_T_PP_ENA (BIT(31))    /* From previous SDK */
#define SPI_T_PP_SHIFT 0x0000000F /* From previous SDK */
#define SPI_T_PP_SHIFT_S 16       /* From previous SDK */
#define SPI_T_PP_TIME 0x00000FFF  /* From previous SDK */
#define SPI_T_PP_TIME_S 0         /* From previous SDK */

#define SPI_EXT1(i) (REG_SPI_BASE(i) + 0xF4) /* From previous SDK */.
#define SPI_T_ERASE_ENA (BIT(31))    /* From previous SDK */
#define SPI_T_ERASE_SHIFT 0x0000000F /* From previous SDK */
#define SPI_T_ERASE_SHIFT_S 16       /* From previous SDK */
#define SPI_T_ERASE_TIME 0x00000FFF  /* From previous SDK */
#define SPI_T_ERASE_TIME_S 0         /* From previous SDK */

#define SPI_EXT2(i) (REG_SPI_BASE(i) + 0xF8) /* From previous SDK */
#define SPI_ST 0x00000007                    /* From previous SDK */
#define SPI_ST_S 0                           /* From previous SDK */

#define SPI_EXT3(i) (REG_SPI_BASE(i) + 0xFC)
#define SPI_INT_HOLD_ENA 0x00000003
#define SPI_INT_HOLD_ENA_S 0
#endif /* CS_FW_PLATFORMS_ESP8266_SRC_ESP_SPI_REGISTER_H_ */
